It could. The tests are getting more and more advanced.
Even if it does not, if you confess to your probation officer this can be used against you as a violation.
It can. It depends on what kind of test they use.
Macy Jaggers's answer to a legal question on Avvo does not establish an attorney-client relationship. Ms. Jaggers offers everyone a free consultation to discuss their case. Feel free to call her office at 214-365-9800 to make an appointment (phones are answered 24 hours) or visit her website at www.macyjaggers.com for more information about her services and recent victories.